Acalyptrata: those muscid flies in which alulae are absent or rudimentary. [Please select]
0
Tegulae: small, more or less cup-like scales at the base of primaries in many insects; specifically in Hymenoptera: in Lepidoptera, = the patagia or shoulder tippets; but the homology is disputed; also applied to the lappet-like pieces forming the collar: in Diptera, the alulae, q. [Please select]
Do you have a better example in your mind? Please submit your sentence!